init

vendor/react/socket/examples/91-benchmark-server.php

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+<?php
+
+// Just start the server and connect to it. It will count the number of bytes
+// sent for each connection and will print the average throughput once the
+// connection closes.
+//
+// $ php examples/91-benchmark-server.php 8000
+// $ telnet localhost 8000
+// $ echo hello world | nc -N localhost 8000
+// $ dd if=/dev/zero bs=1M count=1000 | nc -N localhost 8000
+//
+// You can also run a secure TLS benchmarking server like this:
+//
+// $ php examples/91-benchmark-server.php tls://127.0.0.1:8000 examples/localhost.pem
+// $ openssl s_client -connect localhost:8000
+// $ echo hello world | openssl s_client -connect localhost:8000
+// $ dd if=/dev/zero bs=1M count=1000 | openssl s_client -connect localhost:8000
+//
+// You can also run a Unix domain socket (UDS) server benchmark like this:
+//
+// $ php examples/91-benchmark-server.php unix:///tmp/server.sock
+// $ nc -N -U /tmp/server.sock
+// $ dd if=/dev/zero bs=1M count=1000 | nc -N -U /tmp/server.sock
+
+use React\EventLoop\Factory;
+use React\Socket\Server;
+use React\Socket\ConnectionInterface;
+
+require __DIR__ . '/../vendor/autoload.php';
+
+$loop = Factory::create();
+
+$server = new Server(isset($argv[1]) ? $argv[1] : 0, $loop, array(
+    'tls' => array(
+        'local_cert' => isset($argv[2]) ? $argv[2] : (__DIR__ . '/localhost.pem')
+    )
+));
+
+$server->on('connection', function (ConnectionInterface $conn) use ($loop) {
+    echo '[connected]' . PHP_EOL;
+
+    // count the number of bytes received from this connection
+    $bytes = 0;
+    $conn->on('data', function ($chunk) use (&$bytes) {
+        $bytes += strlen($chunk);
+    });
+
+    // report average throughput once client disconnects
+    $t = microtime(true);
+    $conn->on('close', function () use ($conn, $t, &$bytes) {
+        $t = microtime(true) - $t;
+        echo '[disconnected after receiving ' . $bytes . ' bytes in ' . round($t, 3) . 's => ' . round($bytes / $t / 1024 / 1024, 1) . ' MiB/s]' . PHP_EOL;
+    });
+});
+
+$server->on('error', 'printf');
+
+echo 'Listening on ' . $server->getAddress() . PHP_EOL;
+
+$loop->run();